[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"session-user":3,"news-1000000000000002615":4,"\u002Fapi\u002Fnews\u002Flist?categoryId=1000000000000000007&orderByColumn=publishTime&isAsc=desc&pageSize=5":17},null,{"id":5,"articleNo":6,"categoryId":7,"categoryName":8,"title":9,"summary":10,"content":11,"publishTime":12,"isTop":13,"isHot":13,"isRecommend":13,"viewCount":14,"collectCount":15,"updateTime":12,"contentHtml":16},"1000000000000002615","q616","1000000000000000007","地下水","很多地下水修复项目短期达标，过一年半载又反弹，业内普遍说是 “残留相缓慢溶出”，但有没有办法在前期就预判会不会反弹、以及怎么从根本上避免？","很多地下水修复项目短期达标，过一年半载又反弹，业内普遍说是 “残留相缓慢溶出”，但有没有办法在前期就预判会不会反弹、以及怎么从根本上避免？？","很多地下水修复项目短期达标，过一年半载又反弹，业内普遍说是 “残留相缓慢溶出”，但有没有办法在前期就预判会不会反弹、以及怎么从根本上避免？？\n\n绝大多数反弹，根本原因就两个： 1. 污染源没切干净（残留土壤、包气带、建筑垃圾里的污染物持续溶出）； 2. 低渗透区、死角里的污染羽缓慢扩散出来。 \n\n前期能不能预判？ 能，但要做包气带调查、分层采样、吸附相 \u002F 溶解相分析，很多项目为了省钱不做。\n\n还要看水文地质条件，黏土、粉质黏土越多，越容易 “滞后释污”。 \n\n怎么避免？ 先切断污染源，再治理地下水；\n\n治理结束后至少稳定监测 1–2 年再验收；\n\n别盲目追求快速达标，该做风险管控就老实做管控。\n\n  \n\n仅供参考。","2026-04-12T15:19:02+08:00","N",54,0,"\u003Cp>很多地下水修复项目短期达标，过一年半载又反弹，业内普遍说是 “残留相缓慢溶出”，但有没有办法在前期就预判会不会反弹、以及怎么从根本上避免？？\u003C\u002Fp>\n\u003Cp>绝大多数反弹，根本原因就两个： 1. 污染源没切干净（残留土壤、包气带、建筑垃圾里的污染物持续溶出）； 2. 低渗透区、死角里的污染羽缓慢扩散出来。 \u003C\u002Fp>\n\u003Cp>前期能不能预判？ 能，但要做包气带调查、分层采样、吸附相 \u002F 溶解相分析，很多项目为了省钱不做。\u003C\u002Fp>\n\u003Cp>还要看水文地质条件，黏土、粉质黏土越多，越容易 “滞后释污”。 \u003C\u002Fp>\n\u003Cp>怎么避免？ 先切断污染源，再治理地下水；\u003C\u002Fp>\n\u003Cp>治理结束后至少稳定监测 1–2 年再验收；\u003C\u002Fp>\n\u003Cp>别盲目追求快速达标，该做风险管控就老实做管控。\u003C\u002Fp>\n\u003Cp>仅供参考。\u003C\u002Fp>\n",{"items":18,"total":50,"pageNum":51,"pageSize":52},[19,27,35,42,43],{"id":20,"articleNo":21,"categoryId":7,"categoryName":8,"title":22,"summary":23,"publishTime":24,"isTop":13,"isHot":13,"isRecommend":13,"viewCount":25,"collectCount":15,"updateTime":26},"1000000000000002627","q628","关于基坑退水的“监管盲区”问题","土壤清挖后的基坑积水（降水）处理是个大难题。有的地方要求处理到地表水三类标准才能排放，成本极高。依据《地下水质量标准》（GB\u002FT 14848），基坑退水作为临时性的地下水，有没有可能参照相应的地下水类别标准进行管控，或者有没有更经济的预处理回用方案？","2026-04-28T10:32:20+08:00",55,"2026-04-28T17:53:59+08:00",{"id":28,"articleNo":29,"categoryId":7,"categoryName":8,"title":30,"summary":31,"publishTime":32,"isTop":13,"isHot":13,"isRecommend":13,"viewCount":33,"collectCount":15,"updateTime":34},"1000000000000002624","q625","关于水文地质参数的“数据真空”问题","实际项目中，很多地块尤其是老工业区，根本没有系统的水文地质勘探数据，渗透系数（K）和孔隙度往往靠估。在没有充足勘探经费的情况下，有没有简化的、合规的方法来确定这些关键参数，以保证风险评估里的暴露量计算不至于偏差太大？","2026-04-27T15:50:57+08:00",62,"2026-04-28T17:57:21+08:00",{"id":36,"articleNo":37,"categoryId":7,"categoryName":8,"title":38,"summary":39,"publishTime":40,"isTop":13,"isHot":13,"isRecommend":13,"viewCount":41,"collectCount":15,"updateTime":40},"1000000000000002616","q617","低渗透含水层里原位修复药剂很难扩散，治理效果普遍很差，现在业内是真有经济可行的技术，还是大多数情况只能做风险管控，相当于 “治不好先放着”？","低渗透含水层里原位修复药剂很难扩散，治理效果普遍很差，现在业内是真有经济可行的技术，还是大多数情况只能做风险管控，相当于 “治不好先放着”？？","2026-04-12T15:19:56+08:00",73,{"id":5,"articleNo":6,"categoryId":7,"categoryName":8,"title":9,"summary":10,"publishTime":12,"isTop":13,"isHot":13,"isRecommend":13,"viewCount":14,"collectCount":15,"updateTime":12},{"id":44,"articleNo":45,"categoryId":7,"categoryName":8,"title":46,"summary":47,"publishTime":48,"isTop":13,"isHot":13,"isRecommend":13,"viewCount":49,"collectCount":15,"updateTime":48},"1000000000000002597","q598","如何搭建轻量化AI监测小程序，让基层人员一键上传土壤\u002F地下水简易检测数据，自动判定无污染状态？","乡镇区域无专业监测人员，如何搭建轻量化AI监测小程序，让基层人员一键上传土壤\u002F地下水简易检测数据，自动判定无污染状态？","2026-03-09T11:30:54+08:00",57,63,1,5]